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[ Question Bank ] - 2022 — Science STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10Science[ Question Bank ] - 20221 Mark
MCQ
All distances parallel to the principal axis are measured from the _______.
  • ✓
    optical centre
  • B
    centre of curvature
  • C
    principal focus
  • D
    infinity
✓

Answer

Correct option: A.
optical centre
All distances parallel to the principal axis are measured from the optical centre.

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